{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-04-28"
  },
  "results": [
    {
      "term": "DRUG INEFFECTIVE",
      "count": 1116
    },
    {
      "term": "HEADACHE",
      "count": 867
    },
    {
      "term": "NAUSEA",
      "count": 817
    },
    {
      "term": "MIGRAINE",
      "count": 786
    },
    {
      "term": "FATIGUE",
      "count": 570
    },
    {
      "term": "OFF LABEL USE",
      "count": 552
    },
    {
      "term": "PAIN",
      "count": 423
    },
    {
      "term": "VOMITING",
      "count": 416
    },
    {
      "term": "DIZZINESS",
      "count": 409
    },
    {
      "term": "DIARRHOEA",
      "count": 382
    },
    {
      "term": "ARTHRALGIA",
      "count": 329
    },
    {
      "term": "DYSPNOEA",
      "count": 316
    },
    {
      "term": "PRODUCT USE IN UNAPPROVED INDICATION",
      "count": 306
    },
    {
      "term": "HYPERSENSITIVITY",
      "count": 284
    },
    {
      "term": "DRUG INTOLERANCE",
      "count": 263
    },
    {
      "term": "MALAISE",
      "count": 250
    },
    {
      "term": "PRODUCT DOSE OMISSION ISSUE",
      "count": 242
    },
    {
      "term": "ANXIETY",
      "count": 241
    },
    {
      "term": "WEIGHT DECREASED",
      "count": 227
    },
    {
      "term": "DRUG INEFFECTIVE FOR UNAPPROVED INDICATION",
      "count": 215
    },
    {
      "term": "COUGH",
      "count": 208
    },
    {
      "term": "DEPRESSION",
      "count": 208
    },
    {
      "term": "INSOMNIA",
      "count": 208
    },
    {
      "term": "PRURITUS",
      "count": 200
    },
    {
      "term": "CONDITION AGGRAVATED",
      "count": 199
    },
    {
      "term": "ABDOMINAL PAIN",
      "count": 195
    },
    {
      "term": "FALL",
      "count": 194
    },
    {
      "term": "SWELLING FACE",
      "count": 192
    },
    {
      "term": "INJECTION SITE PAIN",
      "count": 190
    },
    {
      "term": "ASTHENIA",
      "count": 189
    },
    {
      "term": "SOMNOLENCE",
      "count": 189
    },
    {
      "term": "CONSTIPATION",
      "count": 184
    },
    {
      "term": "DYSPHONIA",
      "count": 183
    },
    {
      "term": "RASH",
      "count": 175
    },
    {
      "term": "SWOLLEN TONGUE",
      "count": 173
    },
    {
      "term": "FEELING ABNORMAL",
      "count": 171
    },
    {
      "term": "BACK PAIN",
      "count": 169
    },
    {
      "term": "COVID-19",
      "count": 167
    },
    {
      "term": "PAIN IN EXTREMITY",
      "count": 165
    },
    {
      "term": "SINUSITIS",
      "count": 164
    },
    {
      "term": "ANGIOEDEMA",
      "count": 162
    },
    {
      "term": "PYREXIA",
      "count": 160
    },
    {
      "term": "HYPERTENSION",
      "count": 153
    },
    {
      "term": "TREMOR",
      "count": 148
    },
    {
      "term": "CHEST PAIN",
      "count": 147
    },
    {
      "term": "PARAESTHESIA",
      "count": 143
    },
    {
      "term": "HYPOAESTHESIA",
      "count": 142
    },
    {
      "term": "PNEUMONIA",
      "count": 142
    },
    {
      "term": "WEIGHT INCREASED",
      "count": 140
    },
    {
      "term": "MEMORY IMPAIRMENT",
      "count": 131
    },
    {
      "term": "MUSCLE SPASMS",
      "count": 128
    },
    {
      "term": "NASOPHARYNGITIS",
      "count": 127
    },
    {
      "term": "PRODUCT SUBSTITUTION ISSUE",
      "count": 125
    },
    {
      "term": "CHEST DISCOMFORT",
      "count": 123
    },
    {
      "term": "DRUG HYPERSENSITIVITY",
      "count": 123
    },
    {
      "term": "DECREASED APPETITE",
      "count": 122
    },
    {
      "term": "ALOPECIA",
      "count": 121
    },
    {
      "term": "BLOOD PRESSURE INCREASED",
      "count": 121
    },
    {
      "term": "HYPERHIDROSIS",
      "count": 121
    },
    {
      "term": "URTICARIA",
      "count": 120
    },
    {
      "term": "ABDOMINAL PAIN UPPER",
      "count": 119
    },
    {
      "term": "LOSS OF CONSCIOUSNESS",
      "count": 117
    },
    {
      "term": "DYSPEPSIA",
      "count": 114
    },
    {
      "term": "DRUG INTERACTION",
      "count": 113
    },
    {
      "term": "TREATMENT FAILURE",
      "count": 113
    },
    {
      "term": "SEROTONIN SYNDROME",
      "count": 109
    },
    {
      "term": "GAIT DISTURBANCE",
      "count": 108
    },
    {
      "term": "ABDOMINAL DISCOMFORT",
      "count": 106
    },
    {
      "term": "INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION",
      "count": 106
    },
    {
      "term": "URINARY TRACT INFECTION",
      "count": 105
    },
    {
      "term": "BRONCHITIS",
      "count": 103
    },
    {
      "term": "FLUSHING",
      "count": 102
    },
    {
      "term": "PALPITATIONS",
      "count": 101
    },
    {
      "term": "INFECTION",
      "count": 100
    },
    {
      "term": "ASTHMA",
      "count": 99
    },
    {
      "term": "ILLNESS",
      "count": 97
    },
    {
      "term": "PRODUCT USE ISSUE",
      "count": 97
    },
    {
      "term": "NEPHROLITHIASIS",
      "count": 96
    },
    {
      "term": "PERIPHERAL SWELLING",
      "count": 96
    },
    {
      "term": "MULTIPLE SCLEROSIS RELAPSE",
      "count": 95
    },
    {
      "term": "VERTIGO",
      "count": 95
    },
    {
      "term": "THERAPEUTIC PRODUCT EFFECT INCOMPLETE",
      "count": 94
    },
    {
      "term": "WRONG TECHNIQUE IN PRODUCT USAGE PROCESS",
      "count": 94
    },
    {
      "term": "CHRONIC KIDNEY DISEASE",
      "count": 92
    },
    {
      "term": "INCORRECT DOSE ADMINISTERED",
      "count": 90
    },
    {
      "term": "OROPHARYNGEAL PAIN",
      "count": 90
    },
    {
      "term": "SUICIDAL IDEATION",
      "count": 87
    },
    {
      "term": "INFLUENZA",
      "count": 86
    },
    {
      "term": "MYALGIA",
      "count": 86
    },
    {
      "term": "STRESS",
      "count": 83
    },
    {
      "term": "CHILLS",
      "count": 82
    },
    {
      "term": "ANAPHYLACTIC REACTION",
      "count": 81
    },
    {
      "term": "CONFUSIONAL STATE",
      "count": 81
    },
    {
      "term": "HEART RATE INCREASED",
      "count": 81
    },
    {
      "term": "GASTROOESOPHAGEAL REFLUX DISEASE",
      "count": 80
    },
    {
      "term": "VISION BLURRED",
      "count": 79
    },
    {
      "term": "NECK PAIN",
      "count": 78
    },
    {
      "term": "SEDATION",
      "count": 78
    },
    {
      "term": "JOINT SWELLING",
      "count": 77
    },
    {
      "term": "ACUTE KIDNEY INJURY",
      "count": 75
    }
  ]
}